HealthOregon officials announce vaccine booster guidelines, as COVID-19 trends vary in different parts of the stateBy Amelia Templeton (OPB)Sept. 28, 2021 5 p.m. Updated: Sept. 28, 2021 8:19 p.m.📨 Daily news in your inboxSign up today for OPB’s “First Look” – your daily guide to the most important news and culture stories from around the Northwest.EmailPlease leave this field blankSign up